Window sash



j" .1. 5 Lg 19 201315 G. H. FORSYTH WINDOW SASH Filed Aug. 15 1,919

Jan. 8

dwg

' )20 maintenance of" Patented Jan. 8, 1924.

GEORGE E. EOBSYTH,

N1 oFFlcE. f

or enxcuieo, liminaire! "Agipuanmi mainguet 1531919. sei-m1 No'. $9,644.) Y l To anemie my 0mm: e Eig. 4 is a, View VSimilar to Figfirbut e Beat hiawatha@ I, YGEORGE H. Folena, aieiizenf of uthe United States, residing at Ghieago, in thecounty of Cook and State of "'15 Illinols, Ahave invented certain newand userlfin roivements in Window .Sash`es, of

Whicht re Vfollovvilfig is a specification.

v 1--My invention relates to the mounting of lglass and:V screen closures forlopenings and "F mereffpaxtieularlT-to the 5constarnotion of saa'h'for'use inisituations Where; due to dis- Atertionof the V"framed openings by `uneven setling o `the"'supporting nstructure, asY a Ebuilding, ortowstrainsf incident to use, as

Viin a car, l'thefg'eneral angular relationvof ithesidesotjthe frame is changecil.l In such leases; the f glass or fscreen ynri'esh, referred Lto heefgenerically as al sheet, `willfnot fit at alLtimesunless rovision is-mad'e for the e anguiar Vrelationf Jof the esame) irrespective of the distortion ofthe ffigmeei; f w. i. By the present invention I provide a sash suiiiciently :flexible to accommodate fitself toftlieramefand, inucombination: therewith,

sheetholding'members having xed relation Atoiftltle"sheet ofy Vglass or mesh and having Such'adjustablegrelation to the sash as auto- VVmQ ).ftieallly*Ytol compensate for distortionsfof ilv understdodfbjthosefskilled in the art to wieh it appertains,fdivers embodiments of thesameare set forth in the accompan ing B5 drawings and in the `following detaile ycleseription based thereon, As, obviouslygthe invention is'fsuscejo'tiiolei of embodiment in other' lstructural forms,Y without departure the essencethereof,` the drawings and "i 10 5 'deseriition he taken in an illustrative Qndifnotlin', an unnecessarily limiting sense. f

lnfthedragtingk Figrris aefmgmemery `Side elevation of a sash corner with portions thereof shown E'Fg Brisa Vview;'similar to Fi .1"17 showing the llower cornei-1s uof thefsas mounted 17T El.; :1, f

`showmg the invention fembodiedfin ansasli having detachable glazingbeadsp 'ffFig. A5Yis a sectionEV onV theriireganlar line 5-5 of Eig. et; '.ef" Having "reference in detail toizt'he drawings, the sash is shown as composeil efffitiles 1.1 and rails 2pofgenera1 channel `formation inwardly opening and constructed-:of thin sheet metal 13 with the edges -inturned at `14` to embrace the edges'o heavilerf neinforeing channels 15V asbest shown iniFigj 2. The upper and lower V'endsfofthe stileeare provided with projeeting tongues; V16s iforxn` ing continuations of the reinforcements 15 and offset slightly'inwadlyftowa'rds each other so as to fitsnillglyr'betweenthe crresponding `reinfrein'gp; .'ehannel walls 15 of the rails.` The tonguesfanif'sidewwallsae transversely aipertured lorgthereeeptifon of a connecting member preferablyimtlezorrn of male and VVfenalefeeews 17,1118. rflhe ends of the rails are 'slri htlyvciirveel aeeim dicatecl` at 19 to permit'iof a"slight angular adjustment between they `rail Iand;Y ALstiliz e o From the description thus :Earfgivenfet will be' clear that the lasash aswawhole "is capable oli sight 'dformation :from rthe'rectangular to enableftf'tdlbelfilted within? a frame which is slightly o" square. :'To '-eirlabl the sheet ofi glass vrrenesh-fFwithii "thegsash lto`fri1aintain its!` rectangular shape inspite offany slight distortion of theffframe and Vsasl1`,jan adj ustable relation? lwiinrveeni the 'glasslor mesh'and the sash is nrovidedt vfor "as fbll'iws't M ffii l r' 1:.'

Within each of thi Stilesl V11 and railsi'?. thereisioosely dis osed' climber lstrip 20 whiohj beams` withl her intenneiiiatei arblxed portion thereof on I'the bottnnx off the Arschan- 'I'ielfiisA indicated 'at F21 Ythus freonstitiiting fof the' eaniberf strip 90 'el rocker membet` Ewheh lmay 4shiitf lon'fgitudinall-jr-pmand? the VVende-eef which may move inwardly and outwardly Yin 1 'ehiinnelsr i towards and from the bottomfs'o as to V"mclifyv'tlaeinormaleparallel relation between the zn'z'riiswofthe strip/2U 't`r1dl;liat` of the stileiorfrail Thiscambel` strip'serves as a bearingr or pointfofattaehmentrforrthe U-shapedfstrip ofruber 22 in Fig. 2 of the drawing is that of what is known in the trade as a headless sash; that is to say, a sash which has no removable glazing beads but the rails and Stiles of which must be disassociated in'orde to permit insertion `of the glass or provision made at one side orrendforslidingV the glass into place. In Figsw andzisrsliown the a plication of the sameoonstruction to a sas having a` removable glazing bead indicatedV at 24. Here, as Yin `thest'ormer case, the glass supporting rubber strip 22 bears at one side against the-permanent bead of the sash and at its bottom rests upon the camber strip 2). Upon the other side, however, the rubber strip is held in place by Y the removable glazing Vbead 24 which 1s ixedly attached to the 'camber strip 20 by means yof the screw 25. In this case as illustrated in Fig.V 4 of thedrawings the meetin ends of both the stile `and rail may bey slightly rounded' 1or'icutaway to interit one Awith` the lother, toY provide .for angular displacement ofthe two. i This constructionis shown by the; line 195 in-Fig. e. In Fig. 3 the Llinger Vpiece oraliftof the sash is indicated at 26 and; the 'window frame at 27;v yThe'invention `d'esorila'ed enables the sheet'o glass or of screenln'esh to maintain its rectangular shape notwithstanding ang7 canting or yieldingY of the sash Jfrom thefrectangular to it the window frame whichY is off square; v

Iclaim: Y Y .n l. In a sash, the combinationofl 'Stiles and rails connected Vfor VYrelative "angular movement,` and sheet supporting'members fulcrumed intermediate their lengths on vthe stiles and rails whereby to provideanangular adjustability of the sheet relative gto the i sash in 'the plane "of the opening. 17

2. In a sash, the combination of stiles and rails flexibly connected at the corners, `and sheet supporting members rockinglysupported by the stilesand rails wherebyfto provide an angular adjustability of the sheet relative to the Vsash 1in the plane of the openi'ng v A 3. A sash comprising stile and/Trail members andY angularly "yieldable' in. the sash planes sheet holding bamberrstrips :rock- Ynigly seated intermediate `their viengtlito'n the sash'inembers, and a sheet carried by lthe camber strips;V Jwherelfiy to providen angular adjustability of the sheet relative to the sash in the plane of the opening.

4. In a sash, the combination of stile and rail members flexibly connected at the corners, and sheet holdin" camber strips rockingly seated intermediate their length on thesasle members, and a .sheetV disposed between andV in contact with the camberstrips, whereby to provide an angular adjnstability to the sheet relative to the sash in the plane of the opening.

5.. In a sash, the combination of stile and rail members flexibly connected at the con ners and of inwardly. opening channel formas a tion, sheet holding camber strips rockingly seated intermediate their length. on the channel bottoms, and a sheet carried by the c'amber strips, whereby to provide an angular adj ustability of the sheet relative to the sash in the plane of theopeningv A 6. The combination with a foundation {elementand a sheet elemcntcarried thereby, of

`a sheet `supporting strip disposedfbetween a sheet edge1 and the foundation element, said strip adapted to have guided motion with re spect. to the foundation element to provi-de angular and longitudinal displacement therebetween, whereby to permit adj ustability of the sheet with Vrespect. to ,the foundation element in the plane of the sheet.

7. The combination oi' a frame affording an inwardly presented channel, a sheet element embraced therein, and sheet-supporting strips disposed between the sheet edges and the adjacentsides of the frame and Ahav-i 10o ing rocking bearing on the bottom ofthe Jframe channel whereby to provide an Aangular adjnstability of thesheet relative to the frame in the plane of theopening.l L i 1 i 8; The combination in al sash havin lient-'n.105 bly joined members afordinglinward )upre- `sented channels, and a sheet embracedtherein, of sheet supporting strips disposed between the sheet edges andthe sash members, said strips being capable of longitudinal displacement in J'the,channels and having a rocking surface engagement with the bottoms ofsaid channels, whereb to ermit adjustabilit5'Y oi the sheet mem erwlth respectto thesash Ein the plane of the open- The combination in a sash comprising stiles and railsI exibly connected at the corners, of a sheet-'embraced therein, and sheetsupporting ymembers yieldingly interposed'120 between the 'sheet and sash members whereby to provide angular adjustability of' the sheetfrelativeto thesash in the plane oi the opening.l e a 10. In a sash, the combination ef rail and stile: members `angularly vielclable in the sash plane, and a sheet rnemberwieldingly mounted within the sash, for angular movegularly distortable in the sash plane to conmy name in the presence of two subscribing form to irregularities of a Window frame,

witnesses. and a sheet yieldingly mounted within the 1 sash for angular movement in the sash plane GEORGE H' FORSYTH' i to compensate for angular distortions of the Witnesses:

sash. LEWIS T. GREIST,

lIn witness whereof I have hereunto signed FRANCES K. GILLESPIE.. 

